2343540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 6632640

約数和(自身を除く): 4289100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 281, 417, 556, 562, 695, 834, 843, 1124, 1390, 1405, 1668, 1686, 2085, 2780, 2810, 3372, 4170, 4215, 5620, 8340, 8430, 16860, 39059, 78118, 117177, 156236, 195295, 234354, 390590, 468708, 585885, 781180, 1171770, 2343540]

約数ペア:

[(1, 2343540), (2, 1171770), (3, 781180), (4, 585885), (5, 468708), (6, 390590), (10, 234354), (12, 195295), (15, 156236), (20, 117177), (30, 78118), (60, 39059), (139, 16860), (278, 8430), (281, 8340), (417, 5620), (556, 4215), (562, 4170), (695, 3372), (834, 2810), (843, 2780), (1124, 2085), (1390, 1686), (1405, 1668)]